Home / 1,023,365,215.48-1,412,243,998.16-553,466,533.92

Finding the Fourth Proportional to 1,023,365,215.48, 1,412,243,998.16 and 553,466,533.92

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Solution

The fourth proportional to 1,023,365,215.48, 1,412,243,998.16 and 553,466,533.92 is: 763,783,817.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,365,215.48 : 1,412,243,998.16 = 553,466,533.92 : x
  2. Step 2: Convert to fraction form
    1,023,365,215.48/1,412,243,998.16 = 553,466,533.92/x
  3. Step 3: Cross multiply
    1,023,365,215.48x = 1,412,243,998.16 × 553,466,533.92
  4. Step 4: Simplify right side
    1,023,365,215.48x = 781,629,790,710,937,984
  5. Step 5: Solve for x
    x = 781,629,790,710,937,984/1,023,365,215.48
  6. Step 6: Final answer
    x = 763,783,817.24

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.